// pages/activityCenter/index.js
const app = getApp();
var topOpacity = 0;
Page({

  /**
   * 页面的初始数据
   */
  data: {
    // 组件参数设置，传递到组件
    defaultData: {
      title: "活动中心", // 导航栏标题
      showHome: false, //是否显示回到首页按钮
      showBack: true, //是否显示返回按钮
      showLogo: false, //是否显示logo
      bgColor: 'transparent',
      isShare: 0
    },
    baseUrl: app.baseUrl,
    version: app.globalData.version,
    navBarHeight: app.globalData.navBarHeight,

    mySf: '',
    openid: '',
    shareTitle: '',
    shareImg: '',
    tipsContent: '',
    is_register: 0,
    activeList: [],
    menuList: [],
    chooseMenuId: 0,
    keywords: '', //搜索的关键词
    searchDone:false
  },
  onPageScroll(t) {
    if (t.scrollTop < 40) {
      topOpacity = 0
      if (this.data.topOpacity != 0) {
        this.setData({
          topOpacity: 0
        })
      }
    } else if (t.scrollTop >= 40) {
      if (topOpacity <= 1) {
        topOpacity = t.scrollTop / 100 - .4
      } else {
        topOpacity = 1
      }
      if (topOpacity <= 1) {
        this.setData({
          topOpacity: topOpacity
        })
      }
    }
  },
  changeTab(e) {
    let that = this;
    let id = e.currentTarget.dataset.id;

    that.setData({
      chooseMenuId: id
    });
    //获取分类列表
    that.getSearchList(1,'',that.data.menuList[id].name);
  },
  goWeekActivity() {
    wx.navigateTo({
      url: '/pages/activityCenter/weekActivity',
    })
  },
  goalbumActivity(){
    wx.navigateTo({
      url: '/pages/activityCenter/albumList/index',
      // url: '/pages/activityCenter/album/index',
    })
  },
  /**
   * 生命周期函数--监听页面加载
   */
  onLoad(options) {
    var is_share = options.is_share;
    var that = this;
    //获取缓存中的openid
    var openid = wx.getStorageSync('ly24_openid');

    //判断返回的跳转路径
    if (is_share == 1) {
      that.setData({
        ['defaultData.isShare']: 1
      });
    }

    if (openid == '') {
      //缓存中没有openid
      //获取所需页面信息
      wx.login({
        success: function (res) {
          if (res.code) {
            //发起网络请求
            wx.request({
              url: that.data.baseUrl + 'getOpenid.php',
              method: 'POST',
              data: {
                'code': res.code
              },
              header: {
                'content-type': 'application/x-www-form-urlencoded'
              },
              success: function (res) {
                //缓存微信openid
                wx.setStorageSync('ly24_openid', res.data.openid);
                that.setData({
                  openid: res.data.openid
                });

                //获取本页数据
                that.getActivityList(res.data.openid);
              },
              fail: function (res) {}
            });
          }
        }
      });
    } else {
      that.setData({
        openid: openid
      });

      //获取本页数据
      that.getActivityList(openid);
    }

    //调用分享
    that.getShareInfo();
  },

  //获取本页数据
  getActivityList(openid) {
    var that = this;

    wx.showLoading({
      title: '数据加载中...'
    });

    wx.request({
      url: that.data.baseUrl + 'getActivityList.php',
      method: 'POST',
      data: {
        openid: openid
      },
      header: {
        'content-type': 'application/x-www-form-urlencoded'
      },
      success: function (res) {
        wx.hideLoading();
        if (res.data.status == 1) {
          //重新赋值后台请求数据
          that.setData({
            mySf: res.data.mySf,
            is_register: res.data.is_register,
            activeList: res.data.activityList,
            tipsContent: res.data.tipsContent,
            menuList: res.data.cateList
          });
        } else {
          //后台请求失败
          app.showTip(res.data.msg);
          setTimeout(function () {
             wx.switchTab({
              url: '/pages/index/index'
            });
          }, 2000);
        }
      },
      fail: function (res) {
        wx.hideLoading();
        app.showTip('抱歉,服务器繁忙');
        setTimeout(function () {
           wx.switchTab({
              url: '/pages/index/index'
            });
        }, 2000);
      }
    });
  },

  //获取搜索关键词
  getKeyworks(e) {
    console.log(e.detail.value);
    this.setData({
      keywords: e.detail.value.trim()
    })
  },

  // 点击搜索
  search() {
    const that = this;
    //判断是否输入了搜索关键词
    if (that.data.keywords == '') {
      app.showTip('请输入搜索的关键词');
      return;
    }
    that.getSearchList(0, that.data.keywords, that.data.menuList[that.data.chooseMenuId].name);
  },

  //执行搜索 or 切换分类
  //flag=0 搜索  flag=1 分类切换
  getSearchList(flag, keywords, cateName,editSearchDone=1) {
    const that = this;

    wx.showLoading({
      title: '列表获取中...'
    });

    wx.request({
      url: that.data.baseUrl + 'getSearchActivityList.php',
      method: 'POST',
      data: {
        flag: flag,
        keywords: keywords,
        cateName: cateName
      },
      header: {
        'content-type': 'application/x-www-form-urlencoded'
      },
      success: function (res) {
        wx.hideLoading();
        if (res.data.status == 1) {
          //重新赋值后台请求数据
          that.setData({
            activeList: res.data.activityList
          });
          if (editSearchDone==1) { 
            that.setData({
              searchDone:true
            })
          }
        } else {
          //后台请求失败
          app.showTip(res.data.msg);
        }
      },
      fail: function () {
        wx.hideLoading();
        app.showTip('服务器繁忙,请稍候重试');
      }
    });
  },
  searchClose(){
    let that = this;
    that.setData({
      searchDone:false,
      keywords:''
    });
    that.getSearchList(0, that.data.keywords, that.data.menuList[that.data.chooseMenuId].name,0);
  },
  //获取微信分享信息
  getShareInfo() {
    var that = this;
    wx.request({
      url: that.data.baseUrl + 'getShareInfo.php',
      method: 'POST',
      data: {
        id: 25,
        pid:2
      },
      header: {
        'content-type': 'application/x-www-form-urlencoded'
      },
      success: function (res) {
        that.setData({
          shareTitle: res.data.shareTitle,
          shareImg: res.data.shareImg
        });
      },
      fail: function (res) {}
    });
  },

  //跳转详情
  detailTap(e) {
    var that = this;
  
    let item = e.currentTarget.dataset.item;
    //根据活动类型跳转页面
    if(item.flag==1){
      //活动
      wx.navigateTo({
        url: '/pages/activityCenter/detail?id=' + item['id'] + "&type=1"
      });
    }else if(item.flag==2||item.flag==3){
      //抽奖或秒杀
       wx.navigateTo({
        url: '/pages/lotteryDrawPage/detail/index?id=' + item['id']
      });
    }
  },

  /**
   * 生命周期函数--监听页面初次渲染完成
   */
  onReady() {

  },

  /**
   * 生命周期函数--监听页面显示
   */
  onShow() {

  },

  /**
   * 生命周期函数--监听页面隐藏
   */
  onHide() {

  },

  /**
   * 生命周期函数--监听页面卸载
   */
  onUnload() {

  },

  /**
   * 页面相关事件处理函数--监听用户下拉动作
   */
  onPullDownRefresh() {

  },

  /**
   * 页面上拉触底事件的处理函数
   */
  onReachBottom() {

  },

  /**
   * 用户点击右上角分享
   */
  onShareAppMessage() {
    var that = this;
    return {
      title: that.data.shareTitle,
      path: '/pages/activityCenter/index?is_share=1',
      imageUrl: that.data.shareImg,
      success: function (res) {

      },
      fail: function (res) {

      }
    }
  }
})